原位式准静态压电材料温度特性测试系统研发  

Research on in-situ quasi-static piezoelectric material temperature characteristic testing system

作　　者：张雨禅 史翔[1] 唐梓巍 刘媛媛 杜慧玲[1] ZHANG Yuchan;SHI Xiang;TANG Ziwei;LIU Yuanyuan;DU Huiling(College of Materials and Engineering,Xi’an University of Science and Technology,Xi’an 710054,China)

机构地区：[1]西安科技大学材料科学与工程学院,陕西西安710054

出　　处：《现代电子技术》2024年第16期28-32,共5页Modern Electronics Technique

基　　金：国家自然科学基金项目:微纳多孔钛酸钡系陶瓷多级结构构筑及性能调控(52172099)。

摘　　要：压电材料的压电-温度特性会直接影响到压电器件的工作稳定性,是压电器件研发的重要依据。文中基于准静态测量方法研制上、下位机系统,实现了原位压电-温度特性测试。其次,设计开发了变温管式炉、激振器驱动、信号调理与采集电路,构建了准确的滤波与工频陷波算法。实测结果表明,所设计系统测试结果稳定,能够准确测量压电-温度特性并标定压电材料相变温度,可为压电器件设计提供重要的参考。The piezoelectric-temperature characteristics of piezoelectric materials can directly affect the working stability of piezoelectric devices,which is an important basis for the research and development of piezoelectric deviceson.On this basis,an upper-lower computer system is developed based on the quasi-static measurement method to realize the in-situ piezoelectric-temperature characteristic test.Variable temperature tube furnace,shaker driver,signal conditioning and acquisition circuit are designed and developed,and accurate filtering and power frequency trapping algorithm is constructed.The actual testing results show that the designed system has stable test results,can accurately measure the piezoelectric-temperature characteristic and calibrate the phase transition temperature of piezoelectric material,and can provide important references for the design of piezoelectric devices.

关 键 词：压电器件 变温系统 准静态测量方法 压电-温度特性 数字滤波 相变温度 

分 类 号：TN384-34[电子电信—物理电子学]